/* ==========================================================================
   PORTO TRAVEL - CONTATO CSS (V3.0 - OBRA-PRIMA SENSORIAL)
   DESCRIÇÃO: A versão definitiva. Incorpora micro-refinamentos de
         materialidade, iluminação e tipografia para uma experiência
         sensorial de máximo luxo e sofisticação.
   ========================================================================== */

/* ------------------- */
/* 1. RESET E GLOBAIS (INCORPORADO PARA AUTONOMIA) */
/* ------------------- */
:root {
    /* --- Sistema de Design: Porto Travel VIP --- */
    --color-primary: #0A2E4C;
    --color-accent: #C6A875;
    --color-text-primary: #333333;
    --color-text-secondary: #555555;
    --color-text-light: #ffffff;
    --color-white: #FFFFFF;
    --color-background-primary: #F9F9F7;
    --color-background-secondary: #F1F1ED;
    --color-border-subtle: #EAEAE6;
    --color-success: #28a745;
    --color-error: #dc3545;

    /* --- Materialidade e Cinesiologia --- */
    --shadow-sm: 0 2px 4px rgba(10, 46, 76, 0.05);
    --shadow-md: 0 4px 8px rgba(10, 46, 76, 0.07), 0 2px 4px rgba(10, 46, 76, 0.06);
    --shadow-lg: 0 10px 20px rgba(10, 46, 76, 0.08), 0 5px 10px rgba(10, 46, 76, 0.09);
    --transition-duration: 0.4s;
    --transition-timing-function: cubic-bezier(0.19, 1, 0.22, 1);

    /* --- Arquitetura Espacial --- */
    --font-family-primary: 'Poppins', 'Helvetica Neue', Helvetica, Arial, sans-serif;
    --container-width: 960px;
    --container-padding: 15px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-family-primary);
    background-color: var(--color-background-secondary);
    color: var(--color-text-primary);
    line-height: 1.8;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    /* REFINAMENTO MÁXIMO: Textura de ruído sutil para materialidade */
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='100' height='100'%3E%3Cfilter id='noise' x='0' y='0' width='100%25' height='100%25'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.02'/%3E%3C/svg%3E");
}

.container {
    max-width: var(--container-width);
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--container-padding);
    padding-right: var(--container-padding);
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-text-light); text-decoration: none; transition: color var(--transition-duration) ease; }
h1, h2, h3 { line-height: 1.25; font-weight: 600; letter-spacing: -0.02em; color: var(--color-primary); }
ul { list-style: none; }
.text-center { text-align: center; }

a:focus-visible, button:focus-visible, [tabindex="0"]:focus-visible {
    outline: none;
    box-shadow: 0 0 0 2px var(--color-background-primary), 0 0 0 4px var(--color-accent);
    border-radius: 4px;
}

/* ------------------- */
/* 2. HEADER, FOOTER E COMPONENTES GLOBAIS (INCORPORADO) */
/* ------------------- */
.site-header { background-color: rgba(249, 249, 247, 0.8); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); position: sticky; top: 0; width: 100%; z-index: 1000; transition: box-shadow var(--transition-duration) var(--transition-timing-function), background-color var(--transition-duration) var(--transition-timing-function); border-bottom: 1px solid transparent; }
.site-header.scrolled { background-color: rgba(249, 249, 247, 0.95); box-shadow: var(--shadow-md); border-bottom: 1px solid var(--color-border-subtle); }
.nav-container { display: flex; justify-content: space-between; align-items: center; height: 80px; }
.logo-link { text-decoration: none; color: var(--color-primary); }
.logo-img { height: 44px; width: auto; }
.nav-desktop ul { display: flex; gap: 30px; }
.nav-desktop a { color: var(--color-text-primary); font-size: 16px; font-weight: 500; padding: 28px 0; border-bottom: 2px solid transparent; transition: color var(--transition-duration) ease, border-color var(--transition-duration) ease; }
.nav-desktop a:hover, .nav-desktop a.active { color: var(--color-accent); border-bottom-color: var(--color-accent); }
.hamburger-menu, .nav-mobile, .close-menu { display: none; }

.site-footer-contact { background-color: var(--color-primary); color: var(--color-text-light); padding: 80px 0; }
.contact-header h2 { font-size: 38px; margin-bottom: 15px; color: var(--color-text-light); }
.contact-header p { font-size: 18px; margin-bottom: 40px; max-width: 550px; margin-left: auto; margin-right: auto; opacity: 0.9; }
.contact-details-refactored address { font-style: normal; }
.contact-main-action { display: flex; justify-content: center; align-items: center; gap: 20px; margin-bottom: 30px; }
.contact-main-action a { font-size: 2.5rem; font-weight: 600; line-height: 1.1; color: var(--color-text-light); transition: color var(--transition-duration) ease, transform var(--transition-duration) ease; }
.contact-main-action a:hover { color: var(--color-accent); transform: scale(1.05); }
.contact-wpp-icon { width: 32px; height: 32px; fill: currentColor; }
.contact-secondary-info { font-size: 16px; letter-spacing: 0.5px; opacity: 0.8; display: flex; justify-content: center; align-items: center; flex-wrap: wrap; gap: 15px; }
.contact-secondary-info a { color: var(--color-text-light); }
.contact-secondary-info a:hover { text-decoration: underline; color: var(--color-accent); }
.site-footer-bottom { background-color: #000; color: #ccc; text-align: center; padding: 20px 0; font-size: 14px; }

.floating-wpp-button { position: fixed; bottom: 25px; right: 25px; width: 60px; height: 60px; border-radius: 50%; background-color: #25D366; color: #fff; box-shadow: var(--shadow-lg); display: flex; align-items: center; justify-content: center; z-index: 1010; opacity: 0; transform: scale(0.8); visibility: hidden; transition: opacity var(--transition-duration) var(--transition-timing-function), transform var(--transition-duration) var(--transition-timing-function), visibility 0s linear var(--transition-duration), box-shadow var(--transition-duration) var(--transition-timing-function); }
.floating-wpp-button.is-visible { opacity: 1; transform: scale(1); visibility: visible; transition-delay: 0.5s; }
.floating-wpp-button:hover, .floating-wpp-button:focus-visible { transform: scale(1.1); box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3); }
.floating-wpp-button svg { width: 32px; height: 32px; }

/* ------------------- */
/* 3. HERO (PÁGINA DE CONTATO) */
/* ------------------- */
.hero-contact { height: 400px; display: flex; align-items: center; justify-content: center; position: relative; text-align: center; overflow: hidden; }
.hero-background { position: absolute; top: 0; left: 0; width: 100%; height: 100%; z-index: 1; }
.hero-background img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    animation: slow-zoom-in 15s ease-in-out forwards;
}
@keyframes slow-zoom-in { from { transform: scale(1); } to { transform: scale(1.05); } }
.hero-contact::before { content: ''; position: absolute; top: 0; left: 0; right: 0; bottom: 0; z-index: 2; background: linear-gradient(to top, rgba(10, 46, 76, 0.7) 0%, transparent 70%); }
.hero-content { position: relative; z-index: 3; color: var(--color-text-light); }
.hero-title { color: var(--color-text-light); text-shadow: 0 4px 15px rgba(0, 0, 0, 0.5); line-height: 1.2; }
.hero-title span { display: block; }
.hero-title-line1 { font-size: 28px; font-weight: 400; }
.hero-title-line2 { font-size: 72px; font-weight: 700; }

/* ------------------- */
/* 4. SEÇÕES ESPECÍFICAS DA PÁGINA DE CONTATO */
/* ------------------- */
.contact-page-section { padding: 100px 0; }
.section-header { margin-bottom: 60px; /* Aumentado para dar espaço ao acento */ }
.section-header h2 {
    position: relative;
    font-size: 38px;
    margin-bottom: 15px;
    padding-bottom: 25px; /* Espaço para o acento */
}
/* REFINAMENTO MÁXIMO: Assinatura tipográfica nos títulos */
.section-header h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 4px;
    background-color: var(--color-accent);
    border-radius: 2px;
}
.section-header p { font-size: 18px; max-width: 600px; margin-left: auto; margin-right: auto; color: var(--color-text-secondary); }

.contact-immediate, .contact-form-section, .faq-section {
    padding-top: 20px;
    padding-bottom: 20px;
}

/* 4.1 ZONA DE CONTATO IMEDIATO (REFINADA) */
.immediate-options {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    max-width: 700px;
    margin: 0 auto;
    padding: 40px;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    /* REFINAMENTO MÁXIMO: Gradiente sutil de iluminação */
    background-image: linear-gradient(to bottom, var(--color-white), var(--color-background-primary));
}

.immediate-card {
    position: relative;
    overflow: hidden;
    background-color: var(--color-white);
    border: 1px solid var(--color-border-subtle);
    border-radius: 8px;
    padding: 30px;
    text-align: center;
    color: var(--color-text-primary);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.immediate-card::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 150%;
    padding-bottom: 150%;
    background: radial-gradient(circle, rgba(198, 168, 117, 0.1) 0%, rgba(198, 168, 117, 0) 70%);
    transform: translate(-50%, -50%) scale(0);
    transition: transform 0.5s ease;
    z-index: 0;
}
.immediate-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.immediate-card:hover::before { transform: translate(-50%, -50%) scale(1); }
.immediate-card .card-icon, .immediate-card .card-title, .immediate-card .card-cta { position: relative; z-index: 1; }
.immediate-card .card-icon { margin-bottom: 15px; }
.immediate-card .card-icon svg { width: 40px; height: 40px; color: var(--color-primary); transition: color 0.3s ease; }
.immediate-card.whatsapp-card:hover .card-icon svg { color: #25D366; }
.immediate-card .card-title { font-size: 22px; font-weight: 600; margin-bottom: 5px; color: var(--color-primary); }
.immediate-card .card-cta { font-size: 18px; font-weight: 500; color: var(--color-accent); }

/* 4.2 ZONA DO FORMULÁRIO (REFINADA) */
.contact-form {
    max-width: 700px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 25px;
    padding: 50px;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    /* REFINAMENTO MÁXIMO: Gradiente sutil de iluminação */
    background-image: linear-gradient(to bottom, var(--color-white), var(--color-background-primary));
}

.form-row { display: flex; gap: 20px; }
.form-group { flex: 1; position: relative; }
.form-group label {
    position: absolute;
    top: 13px;
    left: 15px;
    font-weight: 500;
    color: var(--color-text-secondary);
    background-color: var(--color-white);
    padding: 0 4px;
    transition: all 0.2s ease;
    pointer-events: none;
}
.form-group input, .form-group textarea {
    font-family: var(--font-family-primary);
    font-size: 16px;
    padding: 12px 15px;
    border: 1px solid var(--color-border-subtle);
    border-radius: 4px;
    background-color: var(--color-white);
    width: 100%;
    transition: border-color 0.3s ease;
}
.form-group input:focus+label, .form-group input:not(:placeholder-shown)+label, .form-group textarea:focus+label, .form-group textarea:not(:placeholder-shown)+label {
    top: -10px;
    font-size: 13px;
    color: var(--color-primary);
}
.form-group input:focus, .form-group textarea:focus { outline: none; border-color: var(--color-accent); }
.form-group input::placeholder, .form-group textarea::placeholder { color: transparent; }
.form-group input[type="date"] { color: var(--color-text-secondary); }
.form-submit-area { text-align: center; margin-top: 20px; }
.cta-button { font-family: var(--font-family-primary); background-color: var(--color-primary); color: var(--color-text-light); border: none; padding: 15px 40px; font-size: 16px; font-weight: 600; border-radius: 4px; cursor: pointer; transition: background-color 0.3s ease, transform 0.2s ease; }
.cta-button:hover { background-color: #08263f; transform: translateY(-2px); }
.cta-button:active { transform: translateY(-1px) scale(0.98); }
.cta-button:disabled { background-color: #ccc; cursor: not-allowed; transform: none; }
.error-message { color: var(--color-error); font-size: 14px; margin-top: 5px; min-height: 1.2em; }
.form-group input.invalid, .form-group textarea.invalid { border-color: var(--color-error); }
.form-group input.invalid+label, .form-group textarea.invalid+label { color: var(--color-error); }
.form-status-message { margin-top: 15px; font-weight: 500; }
.form-status-message.success { color: var(--color-success); }
.form-status-message.error { color: var(--color-error); }

/* 4.3 ZONA DE FAQ (REFINADA) */
.faq-accordion {
    max-width: 700px;
    margin: 0 auto;
    padding: 20px 40px;
    border-radius: 12px;
    border: 1px solid var(--color-border-subtle);
    /* REFINAMENTO MÁXIMO: Gradiente sutil de iluminação */
    background-image: linear-gradient(to bottom, var(--color-white), var(--color-background-primary));
}
.faq-item { border-bottom: 1px solid var(--color-border-subtle); }
.faq-item:first-child { border-top: 1px solid var(--color-border-subtle); }
.faq-item:last-child { border-bottom: none; }
.faq-question { display: flex; justify-content: space-between; align-items: center; padding: 20px 0; font-size: 18px; font-weight: 500; cursor: pointer; list-style: none; transition: color 0.3s ease; }
.faq-question:hover { color: var(--color-accent); }
.faq-question::-webkit-details-marker { display: none; }
.faq-question::after {
    content: '+';
    font-size: 28px;
    font-weight: 300;
    color: var(--color-accent);
    transition: transform 0.4s cubic-bezier(0.19, 1, 0.22, 1);
}
.faq-item[open] .faq-question::after { transform: rotate(45deg); }
.faq-answer { padding-bottom: 20px; color: var(--color-text-secondary); overflow: hidden; }

/* ------------------- */
/* 5. ANIMAÇÕES E RESPONSIVIDADE (INCORPORADO) */
/* ------------------- */
.reveal-on-scroll { opacity: 0; transform: translateY(20px); transition: opacity 1s var(--transition-timing-function), transform 1s var(--transition-timing-function); transition-delay: 0.1s; }
.reveal-on-scroll.visible { opacity: 1; transform: translateY(0); }

.body-no-scroll::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(10, 46, 76, 0.5);
    z-index: 1000;
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}

@media (max-width: 767px) {
    .nav-desktop { display: none; }
    .hamburger-menu { display: block; position: fixed; top: 24px; right: var(--container-padding); background: none; border: none; cursor: pointer; padding: 0; color: var(--color-primary); z-index: 1002; width: 22px; height: 32px; display: flex; align-items: center; justify-content: center; opacity: 1; visibility: visible; transition: opacity 0.3s ease, visibility 0.3s ease; }
    body.body-no-scroll .hamburger-menu { opacity: 0; visibility: hidden; pointer-events: none; }
    .nav-mobile { display: block; position: fixed; top: 0; right: -100%; width: 280px; height: 100%; background-color: #F9F9F7; box-shadow: -2px 0 20px rgba(10, 46, 76, 0.25); transition: right 0.5s var(--transition-timing-function); padding-top: 80px; z-index: 1001; }
    .nav-mobile.open { right: 0; }
    .nav-mobile .close-menu { display: block; position: absolute; top: 22px; right: 25px; font-size: 36px; background: none; border: none; color: var(--color-text-secondary); cursor: pointer; }
    .nav-mobile ul { flex-direction: column; width: 100%; list-style: none; padding: 0; margin: 0; }
    .nav-mobile li { width: 100%; text-align: left; border-bottom: 1px solid var(--color-border-subtle); }
    .nav-mobile li:first-child { border-top: 1px solid var(--color-border-subtle); }
    .nav-mobile a { display: block; padding: 18px 25px; color: var(--color-text-secondary); font-size: 18px; font-weight: 500; background-color: transparent; transition: background-color 0.3s ease, color 0.3s ease; }
    .nav-mobile a:hover { background-color: var(--color-background-secondary); color: var(--color-accent); }
    .nav-mobile a.active { background-color: transparent; color: var(--color-accent); font-weight: 600; }

    .hero-contact { height: 300px; }
    .hero-title-line1 { font-size: 22px; }
    .hero-title-line2 { font-size: 52px; }
    .contact-page-section { padding: 80px 0; }
    .section-header h2 { font-size: 32px; }
    .immediate-options { grid-template-columns: 1fr; padding: 25px; }
    .contact-form { padding: 30px 25px; }
    .faq-accordion { padding: 10px 25px; }
    .form-row { flex-direction: column; }
    .floating-wpp-button { width: 50px; height: 50px; bottom: 20px; right: 20px; }
    .floating-wpp-button svg { width: 28px; height: 28px; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-delay: 0s !important; animation-delay: 0s !important; scroll-behavior: auto !important; }
}